/*
 * Copyright (c) 2017, 2017, Oracle and/or its affiliates. All rights reserved.
 * DO NOT ALTER OR REMOVE COPYRIGHT NOTICES OR THIS FILE HEADER.
 *
 * This code is free software; you can redistribute it and/or modify it
 * under the terms of the GNU General Public License version 2 only, as
 * published by the Free Software Foundation.  Oracle designates this
 * particular file as subject to the "Classpath" exception as provided
 * by Oracle in the LICENSE file that accompanied this code.
 *
 * This code is distributed in the hope that it will be useful, but WITHOUT
 * ANY WARRANTY; without even the implied warranty of MERCHANTABILITY or
 * FITNESS FOR A PARTICULAR PURPOSE.  See the GNU General Public License
 * version 2 for more details (a copy is included in the LICENSE file that
 * accompanied this code).
 *
 * You should have received a copy of the GNU General Public License version
 * 2 along with this work; if not, write to the Free Software Foundation,
 * Inc., 51 Franklin St, Fifth Floor, Boston, MA 02110-1301 USA.
 *
 * Please contact Oracle, 500 Oracle Parkway, Redwood Shores, CA 94065 USA
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 */
package com.oracle.truffle.regex.runtime;

import com.oracle.truffle.api.interop.ArityException;
import com.oracle.truffle.api.interop.ForeignAccess;
import com.oracle.truffle.api.interop.InteropException;
import com.oracle.truffle.api.interop.Message;
import com.oracle.truffle.api.interop.MessageResolution;
import com.oracle.truffle.api.interop.Resolve;
import com.oracle.truffle.api.nodes.Node;

@MessageResolution(receiverType = RegexObjectExecMethod.class)
class RegexObjectExecMethodMessageResolution {

    @Resolve(message = "EXECUTE")
    abstract static class ExecuteRegexExecNode extends Node {

        @Child Node executeNode = Message.createExecute(3).createNode();

        public Object access(RegexObjectExecMethod receiver, Object[] args) {
            if (args.length != 2) {
                throw ArityException.raise(2, args.length);
            }
            try {
                return ForeignAccess.sendExecute(executeNode, receiver.getRegexObject().getCompiledRegexObject(), receiver.getRegexObject(), args[0], args[1]);
            } catch (InteropException ex) {
                throw ex.raise();
            }
        }
    }

    @Resolve(message = "IS_EXECUTABLE")
    abstract static class IsExecutableRegexExecNode extends Node {

        @SuppressWarnings("unused")
        public boolean access(RegexObjectExecMethod receiver) {
            return true;
        }
    }
}
